Hagen. (1988). Sound advice: A basis for listening. New Jersey: Prentice Hall Regenets.
Chicago Style CitationHagen. Sound Advice: A Basis for Listening. New Jersey: Prentice Hall Regenets, 1988.
MLA CitationHagen. Sound Advice: A Basis for Listening. New Jersey: Prentice Hall Regenets, 1988.
Warning: These citations may not always be 100% accurate.